Run results for: foreach vs for loop - kostia

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.167 YaBrowser/22.7.3.799 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 22

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
for loop	30858.8 Ops/sec
foreach loop	30523.1 Ops/sec

Script Preparation code:

function generateTestArray() {
    const arr = [Array(50000).keys()];
    return arr;
}

Tests:

for loop
const array = generateTestArray(); console.time("for"); for(let i=0; i<array.length; i++) {} console.time("for end");
foreach loop
const array = generateTestArray(); console.time("foreach"); array.forEach(value=>{}); console.time("foreach end");

Run results for: foreach vs for loop - kostia

foreach vs for loop

for loop

foreach loop